package filter;

import javax.servlet.*;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

public class EncodingFilter implements Filter {
    @Override
    public void init(FilterConfig filterConfig) throws ServletException {

    }

    @Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
                    System.out.println("这里是转码过滤器");
                    HttpServletResponse response= (HttpServletResponse) servletResponse;
                    response.setContentType("text/html;charset=UTF-8");
                    servletRequest.setCharacterEncoding("UTF-8");
                    servletResponse.setCharacterEncoding("UTF-8");
                    filterChain.doFilter(servletRequest,servletResponse);


    }

    @Override
    public void destroy() {

    }
}
